package com.codeying.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 登出
 */
@WebServlet("/logout")
public class LogoutServlet extends HttpServlet {

    @Override
    public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
        // 让session失效。
        req.getSession().removeAttribute("user");
        req.getRequestDispatcher("/login.jsp").forward(req,resp);
    }
}

